BPG致力于知识的发现和传播
Total Visits of This Article
2020 | 总访问次数
排名 国家/地区 数量 占比
1 United States 252 34.5%
2 China 226 30.9%
3 Germany 63 8.6%
4 Netherlands 44 6%
5 France 32 4.4%
6 United Kingdom 27 3.7%
7 Taiwan 17 2.3%
8 Hong Kong 15 2.1%
9 Canada 12 1.6%
10 Russia 9 1.2%
11 Estonia 7 1%
12 Korea, Republic of 6 0.8%
13 Senegal 5 0.7%
14 South Africa 4 0.5%
15 3 0.4%
16 Ukraine 2 0.3%
17 New Zealand 2 0.3%
18 Philippines 2 0.3%
19 Czech Republic 1 0.1%
20 India 1 0.1%
21 Japan 1 0.1%